Properly sizing and installing the suction line of a refrigeration system is very important to its overall operation. What happens when they aren’t installed properly and how can you avoid this?
Anytime a group of contractors get together, have you noticed that it only takes a few minutes for the conversation to get around to how low-price competitors are making it difficult to do business in their market?
As an industry, whether an HVACR contracting firm is doing service and maintenance or installations, employees need to go to the jobsite to perform their work. Because installers and service technicians have to be on the road for their job, some going to several jobsites in a day, they need vehicles to drive.
In many aspects the first part of a job is like detective work — not only does a technician need to identify the problem but he also must determine its root cause. A good initial step is to visually inspect the entire system.
While the chiller is typically the most visible part of the system, other key components include chilled and condenser water pumps, cooling towers, heat exchangers, etc. This article focuses on maintaining these components “beyond the flange,” which are found in most typical building comfort cooling applications.
Interest in wood-fired hydronic heating systems continues to rise along with the price of conventional fuel. What kind of solutions are available and how do you handle them?
Photos from the 2013 ACCA Conference & IE3 Expo in Orlando, Fla.
Podcasts
Cade Clark, assistant vice president of government affairs for the Air-Conditioning, Heating & Refrigeration Institute (AHRI), gives a brief overview of the new version of the Shaheen-Portman bill, what AHRI thinks of the energy-efficiency legislation, and how it might affect the HVACR industry if it becomes law.
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